أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
I will try to make it few words :)
1. add another column to your data which should have a formula to calculate the task period
2. then you should have a start point for each task
3. select your data and choose horizontal stacked chart.
4. make the start serials fill with no fill.
5. done.
:)
Add them in other row or Colman.